linux-kernel - [PATCH v10 2/2] arm64: dts: mediatek: add pinctrl support for mt7986b

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Date:   Mon, 22 Nov 2021 20:35:52 +0800
From:   Sam Shih <sam.shih@...iatek.com>
To:     Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
CC:     John Crispin <john@...ozen.org>,
        Ryder Lee <Ryder.Lee@...iatek.com>,
        "Sam Shih" <sam.shih@...iatek.com>
Subject: [PATCH v10 2/2] arm64: dts: mediatek: add pinctrl support for mt7986b

Add mt7986b pinctrl node

Signed-off-by: Sam Shih <sam.shih@...iatek.com>

---
v10: used mt7986b.dtsi to include mt7986a.dtsi to reduce duplicate dts nodes
---
 arch/arm64/boot/dts/mediatek/Makefile        |  1 +
 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 29 ++++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986b.dtsi    | 12 ++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
 create mode 100644 arch/arm64/boot/dts/mediatek/mt7986b.dtsi

diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index e6c3a73b9e4a..d555e43d1ccc 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -8,6 +8,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-x20-dev.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-bananapi-bpi-r64.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986a-rfb.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt7986b-rfb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8167-pumpkin.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-elm-hana.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
new file mode 100644
index 000000000000..5fb752edd754
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (C) 2021 MediaTek Inc.
+ * Author: Sam.Shih <sam.shih@...iatek.com>
+ */
+
+/dts-v1/;
+#include "mt7986b.dtsi"
+
+/ {
+	model = "MediaTek MT7986b RFB";
+	compatible = "mediatek,mt7986b-rfb";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory {
+		reg = <0 0x40000000 0 0x40000000>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt7986b.dtsi b/arch/arm64/boot/dts/mediatek/mt7986b.dtsi
new file mode 100644
index 000000000000..23923b9f8944
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt7986b.dtsi
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (C) 2021 MediaTek Inc.
+ * Author: Sam.Shih <sam.shih@...iatek.com>
+ */
+
+#include "mt7986a.dtsi"
+
+&pio {
+	compatible = "mediatek,mt7986b-pinctrl";
+	gpio-ranges = <&pio 0 0 41>, <&pio 66 66 35>;
+};
-- 
2.29.2